Lights - Installed Power
Installed light power in some common types of buildings and rooms
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The table below can be used as a guide to installed light power (Watts/Sq.Ft.) in some common types of buildings and rooms.
| Type of Building/Room | Light Power (Watts/Sq.Ft.) |
| Apartments | 1.0 - 4.0 |
| Banks | 2.0 - 5.0 |
| Bars | 1.5 - 2.0 |
| Cafeterias | 1.5 - 2.5 |
| Churches | 1.0 - 3.0 |
| Clubhouses | 1.5 - 2.0 |
| Cocktail Lounges | 1.5 - 2.0 |
| Computer Rooms | 1.5 - 5.0 |
| Court Houses | 2.0 - 5.0 |
| Dental Centers | 1.5 - 2.5 |
| Department Stores | 1.0 - 3.0 |
| Dining Halls | 1.5 - 2.5 |
| Drug Store | 1.0 - 3.0 |
| Fire Stations | 2.0 - 3.0 |
| Hospitals, General Areas | 1.5 - 2.5 |
| Hotels Public Spaces | 1.5 - 3.0 |
| Kindergarten | 1.0 - 3.0 |
| Kitchens | 1.5 - 3.0 |
| Jail | 1.0 - 2.5 |
| Libraries | 1.0 - 3.0 |
| Luncheonettes | 1.5 - 2.5 |
| Lunch Rooms | 1.5 - 2.5 |
| Malls | 1.0 - 3.0 |
| Medical Centers | 1.5 - 2.5 |
| Motels Public Areas | 1.5 - 3.0 |
| Motels Guest Rooms | 1.0 - 3.0 |
| Municipal Buildings | 2.0 - 5.0 |
| Museums | 1.0 - 3.0 |
| Nightclubs | 1.5 - 2.0 |
| Nursing Home Patient Rooms | 2.0 - 3.0 |
| Police Stations | 2.0 - 3.0 |
| Post Offices | 2.0 - 3.0 |
| Precision Manufacturing | 2.0 - 3.0 |
| Residential | 1.0 - 4.0 |
| Retail Stores | 2.0 - 6.0 |
| Restaurants | 1.5 - 3.0 |
| School Classrooms | 2.0 - 6.0 |
| Shops | 1.0 - 3.0 |
| Supermarkets | 1.0 - 3.0 |
| Taverns | 1.5 - 2.0 |
| Town Halls | 2.0 - 5.0 |
- 1 ft2 = 0.0929 m2 = 144 in2 = 0,1111 yd2
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